CN101827637B - Filter cap additive delivery system - Google Patents
Filter cap additive delivery system Download PDFInfo
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- CN101827637B CN101827637B CN2008801122051A CN200880112205A CN101827637B CN 101827637 B CN101827637 B CN 101827637B CN 2008801122051 A CN2008801122051 A CN 2008801122051A CN 200880112205 A CN200880112205 A CN 200880112205A CN 101827637 B CN101827637 B CN 101827637B
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- Prior art keywords
- gel
- filter
- fluid
- additive
- cover
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D37/00—Processes of filtration
- B01D37/02—Precoating the filter medium; Addition of filter aids to the liquid being filtered
- B01D37/025—Precoating the filter medium; Addition of filter aids to the liquid being filtered additives incorporated in the filter
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J4/00—Feed or outlet devices; Feed or outlet control devices
- B01J4/02—Feed or outlet devices; Feed or outlet control devices for feeding measured, i.e. prescribed quantities of reagents
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M161/00—Lubricating compositions characterised by the additive being a mixture of a macromolecular compound and a non-macromolecular compound, each of these compounds being essential
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2203/00—Organic non-macromolecular hydrocarbon compounds and hydrocarbon fractions as ingredients in lubricant compositions
- C10M2203/10—Petroleum or coal fractions, e.g. tars, solvents, bitumen
- C10M2203/1006—Petroleum or coal fractions, e.g. tars, solvents, bitumen used as base material
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2205/00—Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions
- C10M2205/02—Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions containing acyclic monomers
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2205/00—Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions
- C10M2205/04—Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions containing aromatic monomers, e.g. styrene
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2215/00—Organic non-macromolecular compounds containing nitrogen as ingredients in lubricant compositions
- C10M2215/28—Amides; Imides
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2040/00—Specified use or application for which the lubricating composition is intended
- C10N2040/25—Internal-combustion engines
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2050/00—Form in which the lubricant is applied to the material being lubricated
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2050/00—Form in which the lubricant is applied to the material being lubricated
- C10N2050/10—Semi-solids; greasy
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2070/00—Specific manufacturing methods for lubricant compositions
- C10N2070/02—Concentrating of additives
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Filtration Of Liquid (AREA)
- Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)
Abstract
An additive delivery system and method which includes a additive gel, a filter and a fluid/gel chemistry exchange region, wherein the exchange region subjects the additive gel to different types or combinations of contact with the fluid in order to control the additive release rate, maintain a uniform release rate, maintain the physical integrity pf the gel or combinations thereof.
Description
Technical field
The present invention relates to additive delivery system, this additive delivery system allows fluids such as oils to contact with additive gel, so that one or more additive components in the gel slowly are discharged in the fluid.
Background technology
As everyone knows, the slow release additives of special prescription is used for making additive slowly to be discharged in the fluids such as oils, to satisfy some performance need of fluid.In some cases, additive is added among the thermoplastic polymer who slowly is dissolved into fluid.In other cases, additive is added in the polymer of penetrating oil at elevated temperatures.Also having under the certain situation, additive is added into and is insoluble to fluid but can be by in the particle of fluid wets.In other cases, the solid polymer that dissolves in fluid is provided, in this polymer, adds or do not add other additive.
Although these additives that slowly discharge can be introduced additive in the fluid that is conditioned/guides, have been found that additive gel can be used for more effectively making additive slowly to be discharged in the fluid, for example is discharged into lubricant additive in the oil.Especially, have been found that the component additive agent part of the additive gel slow solubilising additive gel when contacting that dissolves in fluid with fluid.The United States Patent (USP) 6 that the example of this additive gel was submitted on July 16th, 2002; 483; 916, the sequence number of submitting on June 25th, 2003 is that the sequence number of submitting on June 25th, 10/603,644,2003 is that the sequence number of submitting on June 25th, 10/603,894 and 2003 is 10/603; Open in 517 the U.S. Patent application, the content of these documents is cited therewith as reference.
The United States Patent (USP) 7 of Garvin etc.; 000,655 discloses a kind of additive delivery system, comprises the container that is used for additive gel; Wherein said container has one or more openings; These one or more openings allow fluids to contact with gel, so that one or more additive components in the gel are released in the fluid, and the means of said container through installation housing between filter and filter installation surface are arranged in this housing.
The United States Patent (USP) 6 of Burrington etc.; 843; 916 disclose a kind of oil strainer, comprise housing, be used for the filter that particulate matter is removed from the oil of the filter of flowing through and be arranged in housing slowly to be discharged into oil-soluble lubricant additive of oil.
Although these additive delivery systems can be introduced the fluid be conditioned with additive, obtaining specific composition release rate, to keep the physical gel integrality simultaneously be the key feature of actual controlled release gels system.Inappropriate and/or inhomogeneous/fluid that consistent release rate can cause being conditioned does not reach optimum performance, and the deficiency of physical gel integrality can cause the big gel piece in the controlled release system to be broken into gel particle.These gel pieces are carried by fluid, possibly clog filter and engine hole, and this can have a negative impact to the system of use fluid or the overall performance of device.
Some application of existing fluid system, filter and any additive delivery system have unique fluid flow characteristics.These flow performances that comprise fluid pressure, temperature and flow rate can interact with additive delivery system, cause the additive release rate of undesirable or non-the best and the forfeiture of gel integrity, thus the problem of discussing above producing.The diesel oil passenger vehicle tends to have and the interactive oil system flow performance of existing additive delivery system especially.
Need a kind of like this additive delivery system; This additive delivery system allows fluid to contact with the expection of these additive gels; Make one or more additive components in the gel slowly be discharged in the fluid, wherein when keeping the physical gel integrality, realize the expection and/or the uniform release rate of composition.Also need a kind of like this additive delivery system, this additive delivery system provides the expection controlled release of one or more additives in the system with various fluid flow characteristics (being included in those characteristics that the oil system of diesel oil passenger vehicle is seen).
Summary of the invention
The present invention relates to induction system; This induction system is through making fluid and contact with additive gel and one or more additives being fed in the fluid; Thereby one or more additive components in the gel slowly are discharged in the fluid, wherein when keeping the physical gel integrality, realize the expection and/or the uniform release rate of composition.
According to an aspect of the present invention; Fluid/gel chemistry exchange area that additive delivery system comprises additive gel, has the filter of housing and be positioned at the region exterior of filter housings; Directly flowing (direct flow) of the zone experience fluid of said filter housings, fluid contacts with gel phase in said exchange area.
According to a further aspect in the invention, the exchange area of native system allows fluid/gel contact, and said fluid/gel contact comprises: a) fluid is non-directly flows (indirect fluid flow), and b) fluid directly flows, perhaps c) their combination.Said exchange area is selected the even release rate that is used for controlling the release rate of additive from the additive gel to the fluid, keeps additive, the physical integrity that keeps additive gel, perhaps their combination.
According to a further aspect in the invention; Said system comprises the filter gel cover that holds gel; Its middle filtrator gel cover can be installed to the top of filter housings and can remove from the top of filter housings; Wherein filter housings has one or more openings on the top of filter, and these one or more openings allow fluid to flow through from filter, and the contact additive gel also returns filter; Wherein select number of openings, size, shape, orientation, position, pattern or their combination on the top of filter housings, with control with keep the additive gel composition release rate and the additive gel physical integrity of expection.
According to a further aspect in the invention; The cover of filter housings comprises along the annular space of the outer wall of filter hood housing; Wherein said annular space is formed by the outer wall of filter hood enclosure body and the inwall that in filter hood, forms cylinder; One end of wherein said inwall is connected to said outer wall; And the other end is opening, and wherein additive gel is arranged in the said annular space, thus the openend of fluid through flowing through said inwall, the additive gel in the said annular space of contact and arrive the inside of filter and contact with additive gel in the filter to the said inwall that refluxed; And the filter hood that wherein has the annular space that holds gel has can be installed and detachable cover piece, and said cover piece allows directly to lead to the annular space that holds gel.The inwall that the annular space of gel is held in formation has the one or more openings that allow fluid to flow into said annular space and contact with additive gel from filter housings, and wherein said number of openings, size, shape, orientation, position, pattern or their combination are used to additive gel composition release rate and the additive gel physical integrity controlling and keep expecting.
According to a further aspect of the invention, filter can be a cartridge filter, and this cartridge filter is installed in the cartridge type housing, and said cartridge type housing has import and the exit passageway that allows fluid to flow through housing and flow around sleeve.
According to a further aspect in the invention; Said induction system can be used for the fluid of adjusting device, and said device comprises internal combustion engine, natural gas engine, stationary engine, metalworking coolant system, industrial lubrication system, oil or fuel filter, hydraulic system and transmission system.
According to a further aspect in the invention, said filter can be an oil strainer, and fluid can be an engine lubricating oil, and the device that uses said filter can be the diesel oil bus engine.
According to a further aspect in the invention, said system can be as a part that additive is discharged into the method for fluid, and said method comprises handles the device that uses fluid.
According to invention on the other hand; Said system can be the filter hood of carrying current body additives gel; This filter hood can be installed on the fluid filter, makes to allow fluid between fluid filter and filter hood, to flow through, wherein; Said filter hood comprises fluid/gel chemistry exchange area on being installed to said filter the time; Said fluid/gel chemistry exchange area is positioned at the interior zone outside of said filter, and the interior zone of said filter experiences directly flowing of fluid, and fluid contacts with gel phase in said exchange area.
Description of drawings
With reference to following accompanying drawing, can understand the present invention better.In the accompanying drawing:
Fig. 1 is the exploded schematic longitdinal cross-section diagram of the additive delivery system of one embodiment of the invention; Additive delivery system comprises filter additive gel cover and filter housings cover, and wherein, additive gel is arranged in filter gel cover; Filter gel cover is fixed on the filter housings cover; Make that when assembly is used for operating system said assembly makes the fluid of the filter of the flowing through opening in the filter housings cover of can flowing through, and contact with additive gel in the filter gel cover.
Fig. 1 a is additive delivery system with one embodiment of the invention of fluid flow indicator the schematic longitdinal cross-section diagram when being in assembled state.
Fig. 1 b be one embodiment of the invention additive delivery system be in assembled state the time perspective view.
Fig. 2 is the cross-sectional perspective view of an embodiment with filter additive gel cover of the additive gel that illustrates.
Fig. 3 is the cross-sectional perspective view of an embodiment of the filter housings cover that uses with filter additive gel cover.
Fig. 4 is the exploded schematic longitdinal cross-section diagram of the additive delivery system of one embodiment of the invention; Additive delivery system comprises filter additive gel cover and filter housings cover, and wherein, additive gel is present in the filter gel cover; Filter gel cover is fixed on the filter housings cover; Make that when assembly is used for operating system said assembly makes the fluid of the filter of the flowing through opening in the filter housings cover of can flowing through, and contact with additive gel.
Fig. 4 a is additive delivery system with one embodiment of the invention of fluid flow indicator the schematic longitdinal cross-section diagram when being in assembled state.
Fig. 4 b is the perspective view of the additive delivery system of one embodiment of the invention when being in assembled state.
Fig. 5 is the cross-sectional perspective view of an embodiment with filter additive gel cover of the additive gel that illustrates.
Fig. 6 is the cross-sectional perspective view of an embodiment of the filter housings cover that uses with filter additive gel cover.
Fig. 7 is the exploded schematic longitdinal cross-section diagram of the additive delivery system of one embodiment of the invention; Additive delivery system comprises combined filter additive gel cover and filter housings cover, and wherein, additive gel is present in the annular space of combined filter additive gel cover and filter housings cover; Combined filter additive gel cover and filter housings cover comprise two parts; Body part and cover piece part, cover piece can be removed, thereby allows additive gel to insert annular space more easily; Make that said assembly can contact the fluid of the filter of flowing through with additive gel when assembly is used for operating system.
Fig. 7 a is additive delivery system with one embodiment of the invention of fluid flow indicator the schematic longitdinal cross-section diagram when being in assembled state.
Fig. 7 b is the perspective view of the additive delivery system of one embodiment of the invention when being in assembled state.
The specific embodiment
The fluid that additive delivery system of the present invention is used to be conditioned contacts with the expection of additive gel; So that one or more compositions of the additive in the gel slow being discharged in the fluid as described in the hereinafter; Wherein, the expection and/or the uniform release rate of one or more compositions when keeping the additive gel physical integrity, have been realized.Additive delivery system of the present invention can be used for regulating the fluid of arbitrarily lubricated mechanical system or device; Said arbitrarily lubricated mechanical system or device include but not limited to those systems or device in the internal combustion engine; Such as but not limited to, diesel oil bus engine, natural gas engine, stationary engine, metalworking coolant system, industrial lubrication system, oil or fuel filter, hydraulic system and transmission system etc.Additive delivery system of the present invention provides the expection release rate and has kept gel integrity under the various fluid flow characteristics in fluid system and filter.These fluid flow characteristics include but not limited to fluid pressure, temperature and flow rate.Through the design of additive delivery system of the present invention, realized improved performance in fluid flow characteristics changes in the fluid system of aforementioned documents and filter the application.
In an embodiment of additive delivery system of the present invention, said system comprises fluid/gel chemistry exchange area, and in this exchange area, gel and fluid are in contact with one another, and are discharged in the fluid to allow the additive in the additive gel.The exchange area allows to make the direct contact of flowing of additive gel; Wherein, Directly flowing is that fluid in that the contact point with additive gel carries out with certain flow rate, direction, pressure, temperature etc. flows, this fluid in flowing listed one or more parameters can near or approximately be the maximum that fluid reached in the filter.The exchange area allows to make the non-contact of directly flowing of additive gel; Wherein, Non-directly flowing is that fluid carrying out with certain flow rate, direction, pressure, temperature etc. with the additive gel contact point flows, and listed one or more parameters were lower than the maximum that fluid can reach in the filter during this fluid flowed.Non-direct flow region can through additive gel is placed on filter near closed area or filter body and other device is outside forms.The exchange area can also allow the combination of these type contacts.The additive that the combination of this exchange area allows system of the present invention to be customized to and satisfies various application discharges needs, is included in the application that has in the filter under the extreme or improper flow behavior.
In one embodiment; Additive delivery system of the present invention comprises the additive gel that is positioned at gel filtration device cover; Gel filtration device cover is attached on the filter outer body; Additive gel is positioned at the filter head housings external thus, and is not arranged in the direct flow region of the fluid of the filter of flowing through.In an embodiment of the present invention, the filter that uses in the additive delivery system of the present invention can be a cartridge filter, and fluid can be a lubricating oil.
The United States Patent (USP) 6 that the example of the additive gel that can use with the present invention was submitted on July 16th, 2002; The sequence number that on June 25th, 483,916,2003 submitted to is 10/603; 644, the sequence number of submitting on June 25th, 2003 is 10/603; The sequence number of submitting on June 25th, 894 and 2003 is open in 10/603,517 the U.S. Patent application, and the content of these documents is cited therewith as reference.
Specifically with reference to accompanying drawing, wherein identical Reference numeral is used to refer to identical parts of generation now.At first with reference to Fig. 1; Show additive delivery system 1 according to an embodiment of the invention; This induction system comprises additive gel filter hood 2, and additive gel filter hood 2 can be assemblied on the filter housings cover 3 and can remove from filter housings cover 3, and filter housings cover 3 is connected on the filter body housing (not shown) that comprises the filter media (not shown); Thereby form complete filter, for example oil strainer.Filter housings cover 3 is shown in its root edge and has external screw thread 17; The filter housings body should have internal thread; Through revolving filter case cover 3 filter housings cover 3 is fixed on the filter housings body, thereby the internal thread of external screw thread 17 and filter housings body interact.Filter housings cover 3 has filter media fixture 18, and it is positioned at use device and is assemblied on the surperficial interior surface opposing on the filter.This fixture can be the shape of circular clip, is used for filter media insert (not shown) is fixed on the filter housings cover.Through being stuck on the fixture 18 or, the filter media insert being connected on the filter housings cover 3 through similar component.This dismountable, replaceable filter medium insert is used in the cartridge filter usually.Filter housings cover 3 can also be the part of the filter (not shown) of complete, single parts, and at this moment, the filter housings cover can not break away from the remainder of filter housings, but is single parts.
Additive gel filter hood 2 comprises the bolt head 5 that is positioned at additive gel filter hood 2 tops, hex bolts head for example, thus for example spanner and gel filtration device cover 2 interact the permission instrument.Filter housings cover 3 also comprises the bolt head 12 that is positioned at filter housings cover top, for example hex bolts head.
Additive gel filter hood 2 comprises bolt head dimple 7; It is positioned on the inner surface of the additive gel filter hood 2 relative with the end of the filter installation surface with use device; When gel filtration device cover 2 is installed in 3 last times of filter housings cover, bolt head dimple 7 leans against on the filter housings cover 3 and interacts with it.More specifically; The bolt head dimple 7 of additive gel filter hood 2 interacts with the bolt head of filter housings cover 3 12, forms the interface on the permission instrument is delivered to filter housings cover 3 in the effect on the bolt head of additive gel filter hood 2 the bolt head 12.For example; Be used to filter is installed in bigger device for example on the internal combustion engine time at the bolt head of filter top end, the interface that the bolt head dimple 7 of additive gel filter hood forms allows the bolt head on the additive gel filter hood to be used for the installation of filter in an identical manner.
Additive gel filter hood 2 holds additive gel 4 between the sidewall 8 of bolt head dimple 7 and additive gel filter hood 2 or in the inner space 9 of additive gel filter hood 2 on every side, as shown in Figure 1.Additive gel 4 can be arranged in the inner space 9 before additive gel filter hood 2 is assemblied in filter housings cover 3.Additive gel 4 can be assigned in the inner space 9; So that the composition of gel can mix in this space; Thereby gel formations/manufacturings takes place in additive gel filter hood 2, and perhaps additive gel 4 can form interior a kind of shape or the multiple shape in inner space 9 that the permission gel is inserted into additive gel filter hood 2 in advance.Additive gel 4 can further be contained in gelling vessel, package or the gel cup (not shown) in the inner space 9 that can insert additive gel filter hood 2.The gel cup can be detachable, makes the gel cup can be removed and replace or refill gel, and is placed on the additional use of confession in another additive gel filter hood 2.Through removing additive gel filter hood 2 from filter housings cover 3; Remove the gel cup use then and use the new gel cup with new supply additive gel 4 that it is replaced, dismountable gel cup can also make the filter use perhaps when still being connected to this equipment or installing, safeguarded afterwards in dismounting from the equipment that therewith uses or device.The gel cup has various sizes and shaped aperture, and fluid can be contacted with the additive gel 4 in the gel cup.
Filter housings cover opening 13 can be one or more circular ports as shown in Figure 1, makes fluid flow through filter housings cover 3.Case cover opening 13 can have various sizes and shape, includes but not limited to circle, ellipse, slit or their mixing shape, and can the symmetry or arbitrarily be arranged on the filter housings cover 3.Opening 13 can also be even as big as the whole top of precoat filter cover; Only stay filter media insert supporting member 18 and with some supporting member 18 is connected to the device of the remaining edge of filter housings cover 3, said edge comprises the side outer wall 16 of case cover and all parts of below thereof.Opening 13 can be arranged to make the parallel axes of passing open centre in the vertical axis of filter housings cover 3.Opening 13 can also be arranged to make the axis that passes open centre angled with respect to the vertical axis of filter housings cover 3.Opening 13 can be a filter design and a part of making part, and perhaps, opening 13 can form after filter is processed.
Through changing orientation, size, shape, layout, position and their combination of 3 upper sheds 13 of filter housings cover, the flow behavior of fluid in the time of can controlling contact additive gel 4.Change these parameters one or more of case cover opening 13, can change the surface area of the additive gel that fluid contacted 4 of the additive gel filter hood 2 of flowing through; Can change flow rate, flow direction, fluid pressure and other flow behavior of the fluid of the additive gel filter hood 2 of flowing through; Perhaps can change their combination.The control of this fluid flow characteristics makes additive delivery system of the present invention that the additive gel composition release rate of expection can be provided, and keeps the integrality of additive gel under the various application simultaneously.
In addition; The inner surface of the sidewall 8 of additive gel filter hood has undercut/side to be cut (undercut), slope, dwindles or similar geometric properties, forms thus around additive gel 4 and/or help to keep additive gel 4 in the space 9 of additive gel filter hood 2, to fix and not impaired flow passage.
Additive gel filter hood 2 is assemblied on the filter housings cover 3; Additive gel filter hood 2 is slided on filter housings cover 3; Make the root edge 11 of sidewall 8 of additive gel filter hood 2 lean against on the outward flange 15, the outside of said outward flange filter housings cover 3 of external screw thread 17 tops of all opening 13 belows and filter housings cover 3 on the filter housings cover 3.Additive gel filter hood 2 also comprises sealed cavity 10, and it can be the annular space form, on the following inner surface of sidewall 8, cuts out, thereby forms the toroidal cavity that can in sealed cavity 10, use sealing ring or similar seal (not shown).The use of seal can be used between additive gel filter hood 2 and filter housings cover 3, sealing being provided in the sealed cavity 10; When additive gel filter hood 2 is assemblied in 3 last times of filter housings cover, the contacted filter case cover of the seal in the sealed cavity 10 outer wall surface 16.
Additive gel filter hood 2 can also be fixed on the filter housings cover 3 through bolt or similar fixture.Bolt or similar device can pass the central authorities of filter housings cover 3 via the quill shaft 22 in the bolt head 12 that is arranged on case cover 3 tops.Bolt subsequently with the wall of the similar axle 6 of additive gel cover 2 central authorities on screw thread interact, thus additive gel cover 2 is fixed on the filter housings cover 3.
Fig. 1 a shows sectional view of the present invention; Wherein, Additive gel filter hood 2 is in assembled state with filter housings cover 3, and wherein additive gel filter hood 2 is assemblied on the top of filter housings cover 3, and arrow is indicated flowing via the fluid of system's adjusting.Also show filter body housing 19 and filter media 20.Fig. 1 b shows decomposition diagram of the present invention.Except as otherwise noted, same mark is used for the various characteristics of presentation graphs 1, Fig. 1 a and Fig. 1 b illustrated embodiment.
In Fig. 1 a, arrow shows the fluid that from the device that uses filter, flows out and how in filter, to flow, more specifically; How fluid flows in filter housings cover 3; Wherein fluid flows through the opening 13 of filter housings cover 3 and gets into additive gel filter hood 2, and fluid contacts with additive gel 4 at this, and the opening 13 that flows through subsequently in the filter housings cover 3 returns; Get into filter housings cover 3, and get back to device as the fluid that is filtered and is conditioned.
The fluid of filter housings body 19 of flowing through will flow through filter cell 20, and filter cell 20 can be processed by any suitable filter medium, and makes the fluid return mechanism.Shown in Fig. 1 a, said fluid also will flow into additive gel filter hood 2, and fluid contacts with additive gel 4 at this, turn back to subsequently in filter housings cover 3 and the filter housings 19.This fluid controlled flow that flows through additive gel 4 causes the additive component of additive gel 4 to be dissolved into controllably in the fluid, keeps the physical integrity of additive gel simultaneously.The present invention allows the gel of various prescriptions, comprises softer gel, otherwise can occur: 1) the release additives composition is too fast; 2) release rate of additive component is inhomogeneous; 3) serve circulation in expection and finish before dissolving fully, 4) be broken into gel pieces, gel pieces will be carried and possibility blocking device pipeline and hole by fluid; Perhaps 5) their combination is not used under these the situation more effectively and can under various application, be used having.
Fig. 2 is the cross-sectional perspective view of a kind of embodiment that does not have the filter additive gel cover of additive gel, and Fig. 3 is the cross-sectional perspective view of the filter housings cover of a kind of embodiment.Those that describe among Fig. 2 and distinguishing mark embodiment illustrated in fig. 3 and Fig. 1, Fig. 1 a and Fig. 1 b are similar, and use same Reference numeral.
Another embodiment of the present invention is shown in Fig. 4; Wherein, Additive delivery system 31 comprises additive gel filter hood 32; Additive gel filter hood 32 can be assemblied on the filter housings cover 33, and filter housings cover 33 is connected to and forms complete filter on the filter body housing (not shown), such as but not limited to oil strainer.Although Fig. 4 shows a kind of embodiment of the present invention; Fig. 1 shows another embodiment, and a lot of identical characteristics all exist in both, and in two kinds of embodiment, all have given characteristic; Unless otherwise indicated, also be applied to embodiment shown in Figure 4 to the description of Fig. 1 above.
Similar with embodiments of the invention shown in Figure 1, embodiments of the invention are included in the bolt head (not shown) on the top of filter housings cover 33.As shown in Figure 4; The present invention also is included in the opening 42 on the top of filter housings cover 33; Wherein through making bolt 51 pass the opening 42 on the top of filter housings cover and getting into the axle 36 of additive gel filter hood 32, opening 42 makes bolt 51 or similar device can be used to additive gel filter hood 32 is fixed on the filter housings cover 33.Axle 36 has and bolt 51 synergistic screw threads, thus additive gel filter hood 32 is fixed on the filter housings cover 33.Filter additive gel cover 32 also is included in the bolt head 35 on the top of filter housings cover, for example hex bolts head or square bolt head.
Additive gel filter hood 32 comprises bolt head dimple (not shown), and the inside that it is positioned at additive gel filter hood 32 leans against on the filter housings cover 33 and interaction with it.More specifically, the bolt head dimple (not shown) of the bolt head dimple (not shown) of additive gel filter hood 32 and filter housings cover 33 interacts or leans against on the top of filter housings cover 33.
Additive gel filter hood 32 holds additive gel 34 between the sidewall 38 of any bolt head dimple (not shown) and additive gel filter hood 32 or in the inner space 39 of additive gel filter hood 32 on every side, as shown in Figure 4.Additive gel 34 can be arranged in the inner space 39 of additive gel filter hood, and its mode is identical with top foregoing description to embodiments of the invention shown in Figure 1.
Filter housings cover opening 43 can change to embodiments of the invention shown in Figure 1 as top, more specifically, and the change that pointer carries out the opening on the filter housings cover 3 shown in Figure 1 13.The parameter that changes opening 43 have with above said identical influence, particularly, the flow behavior when the control fluid contacts additive gel 34.This control of fluid flow characteristics makes additive delivery system of the present invention that the additive gel composition release rate of expection can be provided, and keeps the integrality of additive gel in the various application simultaneously.
Additive gel filter hood 32 is assemblied on the filter housings cover 33; Additive gel filter hood 32 is slided on filter housings cover 33; Make the root edge 41 of sidewall 38 of additive gel filter hood 32 lean against on the outward flange 45, the outside of said outward flange filter housings cover 33 of external screw thread 47 tops of all opening 43 belows and filter housings cover 33 on the filter housings cover 33.
The outward flange 45 of filter housings cover has outer wall 53, around the outer rim of flange 45, forms wall like this.This outer wall forms circular well between the outer wall 53 of filter housings shroud flange 45, filter housings cover outer wall surface 46 and flange; Wherein, When additive gel filter hood 32 is assembled to 33 last times of filter housings cover, root edge 41 seatings of additive gel filter hood 32 are on circular well.
Fig. 4 a shows sectional view of the present invention; Wherein, Additive gel filter hood 32 is in assembled state with filter housings cover 33, and additive gel filter hood 32 is assemblied on the top of filter housings cover 33, and arrow is indicated flowing via the fluid of system's adjusting.Also show filter body housing 49 and filter media 50.Fig. 4 b shows decomposition diagram of the present invention.Except as otherwise noted, same mark is used for the various characteristics of presentation graphs 4, Fig. 4 a and Fig. 4 b illustrated embodiment.
In Fig. 4 a, arrow shows the fluid that from the device that uses filter, flows out and how in filter, to flow, more specifically; How fluid flows in filter housings cover 33; Wherein flow through the opening 43 of filter housings cover 33 and get into additive gel filter hood 32, fluid contacts with additive gel 34 at this, and the opening 43 that flows through filter housings cover 33 subsequently returns; Get into filter housings cover 33, and get back to device as the fluid that is filtered and is conditioned.
The fluid of filter housings body 49 of flowing through will flow through filter cell 50, and filter cell 50 can be processed by any suitable filter medium, and makes the fluid return mechanism.Shown in Fig. 4 a, said fluid also will flow into additive gel filter hood 32, and fluid contacts with additive gel 34 at this, turns back in the filter housings subsequently.This non-directly the flowing of flowing through the additive gel 34 in the additive gel filter hood 32 causes the additive component of additive gel 34 to be dissolved into controllably in the fluid, keeps the physical integrity of additive gel simultaneously.
Fig. 5 is the cross-sectional perspective view of filter additive gel cover that does not have a kind of embodiment of gel, and Fig. 6 is the cross-sectional perspective view of the filter housings cover of a kind of embodiment.Those that describe among Fig. 5 and distinguishing mark embodiment illustrated in fig. 6 and Fig. 4, Fig. 4 a and Fig. 4 b are similar, and use same Reference numeral.
Another embodiment of the present invention is shown in Fig. 7, and wherein, additive delivery system 61 comprises the additive gel filter hood, and it can be the integration section of filter housings cover.In this embodiment, filter housings cover and filter hood are to hold additive gel 78 and be connected to the form that forms the integrated component of filter on the filter body housing (not shown).
Fig. 7 shows a kind of embodiment of the present invention; Fig. 1 and Fig. 4 show other embodiment; A lot of same characteristics are present in all figures; And given characteristic is present among the more than one embodiment, except as otherwise noted, also is applied among the embodiment shown in Figure 7 to Fig. 1 and description embodiment illustrated in fig. 4 above.
Integrated filter gel cover 61 of the present invention can be to use interlocking screw thread or similar fixed component to be connected to the single parts on the filter body housing (not shown), as the conventional filter case cover.Integrated filter gel cover 61 of the present invention can also be by two parts that separate, and cover piece 62 is processed with body 63, and in this case, cover piece 62 can be removed from body 63, thereby gets into the annular space 74 that keeps additive gel 78 better.Cover piece 62 has internal thread 69 in the inside of its root edge 70, is used to be connected to body 63.The outside of the upper limb 71 of body 63 has external screw thread 72, is used for body 63 is connected to cover piece 62.Can screw thread be bonded with each other and cover piece 62 is linked to each other with body 63 through screw thread 69 being in contact with one another with 72 and rotating cover piece 62.
Integrated filter case cover body 63 among Fig. 7 is shown in its root edge and has external screw thread 76; Filter housings body (not shown) should have internal thread; Through rotation integrated filter case cover 63 integrated filter case cover 63 is fixed on the filter housings body (not shown), thereby the internal thread of external screw thread 76 and filter housings body (not shown) interact.
Integrated filter case cover cover piece 62 have with Fig. 1 in medium fixture 18 similar filter media insert fixtures 67, supply the filter media insert to be connected on the integrated filter case cover cover piece 62.
Similar with embodiments of the invention shown in Figure 1, embodiments of the invention shown in Figure 7 are included in the bolt head 65 on the top of integrated gel filtration device cover member 62.
Integrated gel filtration device cover body inwall 75 has inside bending on upper limb shown in Figure 7 73, as steering gear edge or similar characteristics.When assembling fully with integrated filter gel cover 61, steering gear edge 73 is used for influencing the flow behavior in the filter.Particularly, the geometry of integrated gel filtration device cover body inwall 75 and steering gear edge 73 can influence the amount of contact and the flow rate of additive gel 78 and the fluid of the filter (not shown) of flowing through, with respect to the pressure of fluid in the flow direction of additive gel 78 and the contact process.Integrated gel filtration device cover body inwall 75 also has one or more opening (not shown), and said opening is along the inner space 77 that surrounds filter media insert (not shown) and hold the wall setting between the annular space 74 of additive gel 78.These opening (not shown) allow fluid inside from filter hood 77 when integrated cover assembles and be used as filter to flow out, and flow through the opening on the integrated gel cover body inwall 75, contact with the additive gel that holds in the annular space 74 78.But the additive gel 78 at fluid contact openings place and be retained in the inside of filter housings 77; Perhaps flowing through opening gets in the annular space 74; Contacting during this period additive gel 78; And upwards arriving the upper limb 73 of inwall, fluid turns back to the internal cavities of filter housings 77 there and continues to flow through filter.
Integrated gel filtration device cover outer wall opening (not shown) can be one or more circular ports; Can also have various sizes and shape; Include but not limited to circle, ellipse, slit or their mixing shape, and can the symmetry or arbitrarily be arranged on the integrated gel filtration device cover inwall 75.Said opening can be arranged to make the axis normal of passing open centre in the plane of inwall 75.Opening 13 can also be arranged to make the axis that passes open centre angled with respect to the plane of inwall 75.
Through changing orientation, size, shape, layout, position and their combination of 63 upper sheds of filter housings cover body; And/or through changing the geometry of integrated gel filtration device cover inwall 75 and upper limb 73, the flow behavior in the time of can controlling fluid contact additive gel 78.Change the one or more of these parameters, can change the surface area of the additive gel 78 that contacts with the fluid of the integrated gel filtration device cover 61 of flowing through; Can change flow rate, flow direction, fluid pressure and other fluid flow characteristics of the fluid of the integrated gel filtration device cover 61 of flowing through; Perhaps can change their combination.The control of this fluid flow characteristics makes additive delivery system of the present invention that expection additive gel composition release rate can be provided, and keeps the integrality of additive gel in the various application simultaneously.
Fig. 7 a shows the schematic longitdinal cross-section diagram of the of the present invention a kind of form additive delivery system that is in assembled state, and it also can represent when integrated filter gel filtration device cover and body-fixed and the present invention can not separate the time.Arrow is indicated flowing through the fluid of system's adjusting.Also show filter body housing 81 and filter media 82.Fig. 7 b shows decomposition diagram of the present invention.Except as otherwise noted, same mark is used for the various characteristics of presentation graphs 7, Fig. 7 a and Fig. 7 b illustrated embodiment.
Fig. 7 a shows sectional view of the present invention; Wherein, Integrated gel filtration device cover member 62 is in assembled state with integrated gel filtration device cover body 63; Integrated gel filtration device cover member 62 is assemblied on the top of integrated gel filtration device cover body 63, and arrow is indicated flowing through the fluid of system's adjusting.Also show filter body housing 81 and filter media 82.
In Fig. 7 a; Arrow shows the fluid that from the device that uses filter, flows out and how in filter, to flow; More specifically, how fluid flows in integrated gel filtration device cover 61, wherein fluid flow through that filter housings is inner 77, the opening on the inwall 75 that flows through integrated gel filtration device cover and/or cross the upper limb 73 of inwall 75; The annular space 74 of additive gel 78 is held in entering; Fluid contacts with additive gel 78 at this, flows through opening on the inwall 75 of integrated gel filtration device cover subsequently and returns and/or flow through the upper limb 73 of inwall 75 and return filter head housings body space 77, finally gets back to device as the fluid that is filtered and is conditioned.
The fluid of filter housings body 81 of flowing through will flow through filter cell 82, and filter cell 82 can be processed by any suitable filter medium, and makes the fluid return mechanism.Shown in Fig. 7 a, fluid also comprises inflow the additive gel of the integrated gel filtration device cover of annulus 74, and fluid contacts with additive gel 78 at this, turns back in the filter housings subsequently.Non-directly the flowing that fluid flows through additive gel 78 in the annulus 74 causes the additive component of additive gel 78 to be dissolved into controllably in the fluid, keeps the physical integrity of additive gel simultaneously.The present invention allows the gel of various prescriptions, comprises softer gel, otherwise can occur: the release additives composition is too fast; The release rate of additive component is inhomogeneous; Serve circulation in expection and finish before dissolving fully, gel is broken into gel pieces, and fragment will be carried and possibility blocking device pipeline and hole by fluid; Perhaps their combination is used so that (not having under these the situation) uses more effectively and under various application.
Those that describe among recognition feature in Fig. 7 a illustrated embodiment and Fig. 7 are similar, with same Reference numeral.
Example
For the container of style shown in Fig. 7 and Fig. 7 a, on the annular space wall, be drilled with the hole of two equidistant from distance row, each shows 6 holes, and each bore dia is 5mm.In annular space, be furnished with the mixture of following ingredients:
Table 1-additive gel composition
| Percentage by weight | Composition |
| 13.2％ | The olefin copolymer viscosity modifier |
| 47.8％ | Diluent mineral oil |
| 2.4％ | Ashless polyisobutylene butanedioic anhydride dispersant maleic anhydride styrene |
| 9.6％ | The esterified copolymer of part |
| 100.0％ | Total amount |
Mixture heats 8 hours down to form gel at 100 ℃.The additive gel filter hood of filling is assemblied on the cartridge filter medium insert, and assembly is installed in the cartridge filter housing, and additive delivery system of the present invention is provided thus.
The filter sleeve of assembling and housing are arranged on the dynamometer that is equipped with PSA DV6 engine and move 100 hours.When EOT, to compare with the datum line of the standard filter that does not have additive gel to exist, oil analysis illustrates the amount that is equivalent to and increases the viscosity improver of 0.4cSt and is discharged in the oil.
Although only described some embodiments of the present invention above,, should be appreciated that under the situation that does not break away from the spirit and scope of the present invention and can make a lot of variations.All these variations all should be included in only in the scope of the present invention that accompanying claims limited.
Claims (20)
1. induction system that is used for one or more additives are fed to fluid; Wherein said induction system comprises: additive gel; Filter with housing; And fluid/gel chemistry exchange area; Said filter housings comprises the zone of directly flowing of experience fluid when fluid passes through this filter housings; Said fluid/gel chemistry exchange area is positioned at the directly outside in mobile said zone of the experience fluid of said filter housings; Fluid contacts with gel phase in said exchange area
Wherein, Said filter housings comprises body and cover; Said cover comprises inner and outer wall; Said inwall forms cylinder in said cover, said inwall is connected to said outer wall at an end of said cover, and separates with said outer wall so that said cylinder is an opening at this other end at the other end of said cover; And said inwall and said outer wall form along the annular space of the outer wall of said cover, and additive gel is arranged in the said annular space; Said cover is fixed on the body of said filter housings, forms said filter housings, make said cover on be positioned on the said filter housings this filter housings, with the relative end of filter head housings end of body that is installed on the device that uses said fluid; And
Said fluid/gel chemistry exchange area is positioned at the inside of said cover.
2. system according to claim 1; It is characterized in that; Said system comprises the filter gel cover that holds gel, and its middle filtrator gel cover can be installed to the top of filter housings and can remove from the top of filter housings, and wherein filter housings has one or more openings on the top of filter; These one or more openings allow fluid to flow through from filter, and the contact additive gel also returns filter; Wherein select number of openings, size, shape, orientation, position, pattern or their combination on the top of filter housings, with control with keep the additive gel composition release rate and the additive gel physical integrity of expection.
3. system according to claim 1; It is characterized in that; The inwall that the annular space of gel is held in formation has the one or more openings that allow fluid to flow into said annular space and contact with additive gel from filter housings, and wherein said number of openings, size, shape, orientation, position, pattern or their combination are used to additive gel composition release rate and the additive gel physical integrity controlling and keep expecting.
4. system according to claim 3; It is characterized in that; The inwall that the annular space of gel is held in formation forms the upper flange as the steering gear edge, wherein said steering gear edge designs become influence around said edge and the fluid that therefore gets into the annular space that holds gel flow.
5. system according to claim 1; It is characterized in that; Additive gel is contained in the gel cup, wherein can one or more gel cups inserted said system and removes from said system, and said gel cup has one or more openings that the fluid that allows to flow through filter contacts with gel.
6. system according to claim 3; It is characterized in that; At least some openings on the inwall of said annular space can not blocked by the additive gel in the said annular space, so that allow some fluids to get into said annular space and dissolve one or more additive components in the gel through said opening.
7. system according to claim 3; It is characterized in that; Also comprise fluid flow diverter edge; This fluid flow diverter edge is positioned at the openend of the inwall that forms the annular space hold gel, and wherein said steering gear edge is used to make and flows through filter and near the fluid flow divert the opening of the annular space that holds gel, thereby to gel/fluid chemistry exchange area control is provided.
8. system according to claim 1 is characterized in that filter is a cartridge filter, and this cartridge filter is installed in the cartridge type housing, and said cartridge type housing has import and the exit passageway that allows fluid to flow through housing and flow around sleeve; And wherein; Said induction system is used for the fluid of adjusting device, and said device comprises internal combustion engine, natural gas engine, stationary engine, metalworking coolant system, industrial lubrication system, oil or fuel filter, hydraulic system and transmission system.
9. system according to claim 1 is characterized in that said filter is an oil strainer, and fluid is an engine lubricating oil.
10. system according to claim 9 is characterized in that, the device that uses said filter is the diesel oil bus engine.
11. a method that is used for additive is discharged into fluid may further comprise the steps:
Handle the device that uses fluid; Wherein said device also uses the induction system that is used for one or more additives are fed to fluid; Said induction system comprises: additive gel, the filter with housing and fluid/gel chemistry exchange area; Said filter housings comprises the zone of directly flowing of experience fluid when fluid passes through this filter housings; Said fluid/gel chemistry exchange area is positioned at the directly outside in mobile said zone of the experience fluid of said filter housings, and fluid contacts with gel phase in said exchange area;
Fluid is got into the said filter housings from the device of said use fluid; Make this fluid get into the said fluid/gel chemistry exchange area of said filter housings then; Contact with said additive gel at fluid described in this exchange area, cause additive to be released into the said fluid from said gel; And
Make said fluid be back to the device of said use fluid;
Wherein, Said filter housings comprises body and cover; Said cover comprises inner and outer wall; Said inwall forms cylinder in said cover, said inwall is connected to said outer wall at an end of said cover, and separates with said outer wall so that said cylinder is an opening at this other end at the other end of said cover; And said inwall and said outer wall form along the annular space of the outer wall of said cover, and additive gel is arranged in the said annular space; Said cover is fixed on the body of said filter housings, forms said filter housings, make said cover on be positioned on the said filter housings this filter housings, with the device that is installed to said use fluid on the relative end of filter head housings end of body; And
Said fluid/gel chemistry exchange area is positioned at the inside of said cover.
12. method according to claim 11; It is characterized in that; Said system comprises the filter gel cover that holds gel, and its middle filtrator gel cover can be installed to the top of filter housings and can remove from the top of filter housings, and wherein filter housings has one or more openings on the top of filter; These one or more openings allow fluid to flow through from filter, and the contact additive gel also returns filter; Wherein select number of openings, size, shape, orientation, position, pattern or their combination on the top of filter housings, with control with keep the additive gel composition release rate and the additive gel physical integrity of expection.
13. method according to claim 11; It is characterized in that; The inwall that the annular space of gel is held in formation has the one or more openings that allow fluid to flow into said annular space and contact with additive gel from filter housings, and wherein said number of openings, size, shape, orientation, position, pattern or their combination are used to additive gel composition release rate and the additive gel physical integrity controlling and keep expecting.
14. method according to claim 13; It is characterized in that; The inwall that the annular space of gel is held in formation forms the upper flange as the steering gear edge, wherein said steering gear edge designs become influence around said edge and the fluid that therefore gets into the annular space that holds gel flow.
15. method according to claim 11; It is characterized in that; Additive gel is contained in the gel cup, wherein can one or more gel cups inserted said system and removes from said system, and said gel cup has one or more openings that the fluid that allows to flow through filter contacts with gel.
16. method according to claim 13; It is characterized in that; At least some openings on the inwall of said annular space can not blocked by the additive gel in the said annular space, so that allow some fluids to get into said annular space and dissolve one or more additive components in the gel through said opening.
17. method according to claim 13; It is characterized in that; Also comprise fluid flow diverter edge; This fluid flow diverter edge is positioned at the openend of the inwall that forms the annular space hold gel, and wherein said steering gear edge is used to make and flows through filter and near the fluid flow divert the opening of the annular space that holds gel, thereby to gel/fluid chemistry exchange area control is provided.
18. method according to claim 11 is characterized in that, filter is a cartridge filter, and this cartridge filter is installed in the cartridge type housing, and said cartridge type housing has import and the exit passageway that allows fluid to flow through housing and flow around sleeve; And wherein; Said induction system is used for the fluid of adjusting device, and said device comprises internal combustion engine, natural gas engine, stationary engine, metalworking coolant system, industrial lubrication system, oil or fuel filter, hydraulic system and transmission system.
19. method according to claim 11 is characterized in that, said filter is an oil strainer, and fluid is an engine lubricating oil.
20. method according to claim 19 is characterized in that, the device that uses said filter is the diesel oil bus engine.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US11/875,022 US20090101561A1 (en) | 2007-10-19 | 2007-10-19 | Filter Cap Additive Delivery System |
| US11/875,022 | 2007-10-19 | ||
| PCT/US2008/079819 WO2009052097A1 (en) | 2007-10-19 | 2008-10-14 | Filter cap additive delivery system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101827637A CN101827637A (en) | 2010-09-08 |
| CN101827637B true CN101827637B (en) | 2012-11-28 |
Family
ID=40229910
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008801122051A Expired - Fee Related CN101827637B (en) | 2007-10-19 | 2008-10-14 | Filter cap additive delivery system |
Country Status (8)
| Country | Link |
|---|---|
| US (2) | US20090101561A1 (en) |
| EP (1) | EP2203234B1 (en) |
| KR (1) | KR20100075647A (en) |
| CN (1) | CN101827637B (en) |
| BR (1) | BRPI0818553A2 (en) |
| CA (1) | CA2702836A1 (en) |
| ES (1) | ES2537310T3 (en) |
| WO (1) | WO2009052097A1 (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113304517A (en) * | 2021-05-25 | 2021-08-27 | 刘万斌 | Easy-to-detach oil filter |
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| CN1909957A (en) * | 2004-01-09 | 2007-02-07 | 卢布里佐尔公司 | Fluid additive delivery systems |
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| Publication number | Publication date |
|---|---|
| KR20100075647A (en) | 2010-07-02 |
| US20110036784A1 (en) | 2011-02-17 |
| WO2009052097A1 (en) | 2009-04-23 |
| CA2702836A1 (en) | 2009-04-23 |
| EP2203234B1 (en) | 2015-03-11 |
| EP2203234A1 (en) | 2010-07-07 |
| ES2537310T3 (en) | 2015-06-05 |
| CN101827637A (en) | 2010-09-08 |
| US20090101561A1 (en) | 2009-04-23 |
| US8293119B2 (en) | 2012-10-23 |
| WO2009052097A9 (en) | 2009-08-13 |
| BRPI0818553A2 (en) | 2015-06-16 |
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